From 387f72588d538bc56669f0f28cc41df854fc5b43 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Fri, 4 Nov 2022 14:24:10 +0100
Subject: [PATCH] gh-90716: Fix pylong_int_from_string() refleak (#99094)

Fix validated by:

    $ ./python -m test -R 3:3 test_int
    Tests result: SUCCESS
---
 Objects/longobject.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Objects/longobject.c b/Objects/longobject.c
index a8729389900..652fdb7974b 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -2376,6 +2376,7 @@ pylong_int_from_string(const char *start, const char *end, PyLongObject **res)
         goto error;
     }
     if (!PyLong_Check(result)) {
+        Py_DECREF(result);
         PyErr_SetString(PyExc_TypeError,
                         "_pylong.int_from_string did not return an int");
         goto error;